CN208153538U

CN208153538U - A kind of dust-proof linear slide rail

Info

Publication number: CN208153538U
Application number: CN201820321399.7U
Authority: CN
Inventors: 袁忠生; 刘兆凯
Original assignee: Shandong Taiwen Precision Machinery Co Ltd
Current assignee: Shandong Taiwen Precision Machinery Co Ltd
Priority date: 2018-03-09
Filing date: 2018-03-09
Publication date: 2018-11-27
Anticipated expiration: 2028-03-09

Abstract

Dust-proof linear slide rail provided by the present application includes track and sliding block, and the sliding surface of track is equipped with screw mounting hole；Rolling element and the internal elastomer device for being equipped with the dust-proof path in multiple tracks labyrinth be installed, the dust-proof path in multiple tracks labyrinth can prevent foreign matter from entering the race way of rolling element in sliding block；For fixing rolling element, elastomer device is also used to surround labyrinth dustproof construction with the roller surface of track elastomer device, the race way which is used to prevent foreign matter from entering rolling element.The dust-proof linear slide rail of the application carries out multiple dust-proof, the effective solution sealing and dustproof problem of linear slide rail to rolling element, and then improves the service life of linear slide rail.

Description

A kind of dust-proof linear slide rail

Technical field

This application involves linear slide rail technical field more particularly to a kind of dust-proof linear slide rails of linear slide rail.

Background technique

Linear slide rail is a kind of rolling guiding, makees infinite scroll circulation, load platform between sliding block and track by steel ball High-precision linear movement can be easily done along track, be used for straight reciprocating motion occasion, possessed more higher than linear bearing Nominal load, while certain torque can be undertaken, high-precision linear motion can be realized in high-load situations, this.It is linear sliding Rail assembly is simple, and movement is brisk, and frictional resistance is lower, and nominal load is larger, and product stability can be high, and can also protect for a long time The problems such as keeping steady qualitative, reach production required precision, solving uncontrollable traditional equipment machining accuracy, low efficiency.Currently, it is It is widely used the fields such as various precision machineries, automation industry, semiconductor industry, Medical Devices, aerospace industry.

Fig. 1 is a kind of structural schematic diagram of existing linear slide rail, and linear slide rail includes track 1 and sliding block 2, middle orbit In long strip, the long axis direction along track is equipped with track raceway；Sliding block raceway is equipped on sliding block at the position of respective carter raceway； Sliding block is slided on track by rolling element, is moved linearly along track long axis direction.For purposes of illustration only, below will be above-mentioned Track raceway and sliding block raceway are referred to as raceway.

Linear slide rail, come frictional resistance when keeping kinematic accuracy and reducing Mechanical Moving, is made using the rolling of rolling element Mechanical Moving is highly efficient laborsaving.But existing linear slide rail relies primarily on the single plane of retainer to rolling element Carry out dust-proof, dust-proof effect is poor.In use, the foreign matters such as dust are easy to enter in sliding block via the sliding surface of track The race way of portion's rolling element, phenomena such as causing sliding block clamping stagnation, rolling element quick abrasion, to influence between sliding block and track Sliding process influences its service precision.

Utility model content

This application provides a kind of dust-proof linear slide rails of linear slide rail, for solving existing linear slide rail dust-proof effect Difference, the foreign matters such as dust easily enter the race way of sliding block roll inside element, cause sliding block clamping stagnation, rolling element quick abrasion, in turn The problem of influencing the sliding process and its service precision between sliding block and track.

Dust-proof linear slide rail provided by the present application includes track and sliding block, wherein the sliding surface of the track is equipped with spiral shell Follow closely mounting hole；

Rolling element and the internal elastomer device for being equipped with the dust-proof path in multiple tracks labyrinth are installed in the sliding block, In, for fixing rolling element, the elastomer device is also used to surround with the roller surface of the track elastomer device Labyrinth dustproof construction, the race way that the labyrinth dustproof construction is used to prevent foreign matter from entering rolling element.

Preferably, the track is equipped with the dustproof cover to match with the sliding surface shape of the track, the dustproof cover For covering the screw mounting hole, the dustproof cover and the elastomer device are inconsistent；

The roller surface of the elastomer device, the dustproof cover and the track surrounds labyrinth dustproof construction, institute jointly State race way of the labyrinth dustproof construction for preventing foreign matter from entering rolling element.

Preferably, the elastomer device is made of elastic material.

Preferably, the end face of the sliding block is equipped with end cap, and the end cap is equipped with chip space, and the chip space is for arranging Foreign matter in the labyrinth dustproof construction out.

Preferably, the rolling element includes sphere ball or cylindrical body ball.

Dust-proof linear slide rail provided by the present application is provided with elastomer device, there is the dust-proof road in multiple tracks labyrinth in elastomer device Diameter can prevent foreign matter from entering the race way of rolling element.In addition, the roller surface of elastomer device and track forms the dust-proof knot in labyrinth Structure, the elastomer device can prevent the foreign matters such as dust from entering the race way of rolling element in sliding block via the sliding surface of track.Cause This, the dust-proof linear slide rail of the application carries out to rolling element multiple dust-proof, the effective solution sealing and dustproof of linear slide rail Problem, and then improve the service life of linear slide rail.

Detailed description of the invention

In order to illustrate more clearly of the technical solution of the application, letter will be made to attached drawing needed in the embodiment below Singly introduce, it should be apparent that, for those of ordinary skills, without creative efforts, also Other drawings may be obtained according to these drawings without any creative labor.

Fig. 1 is a kind of structural schematic diagram of existing linear slide rail；

Fig. 2 is the structural schematic diagram of the dust-proof linear slide rail one embodiment of the application；

Fig. 3 is the enlarged drawing of labyrinth dustproof construction in Fig. 2；

Fig. 4 is the structural schematic diagram of dust-proof another embodiment of linear slide rail of the application；

Fig. 5 is the enlarged drawing of labyrinth dustproof construction in Fig. 4.

Label in Fig. 1-5 is expressed as：1- track, 2- sliding block, 3- rolling element, 4- elastomer device, 5- are dust-proof Lid.

Specific embodiment

In the application, surface inconsistent with sliding block on track to be known as convenient for each surface on clear differentiation track The sliding surface (be subject to direction shown in FIG. 1, the sliding surface of track refer to the upper surface of track) of track, track are equipped with raceway Surface be known as the roller surface (be subject to direction shown in FIG. 1, the roller surface of track refer to the left and right surfaces of track) of track.

Fig. 2, Fig. 3 are the structural schematic diagram of the dust-proof linear slide rail one embodiment of the application, as shown in Fig. 2 and 3, Dustproof wire Property sliding rail include track 1 and sliding block 2, wherein the sliding surface of track 1 be equipped with screw mounting hole.Rolling member is installed in sliding block 2 Part 3, rolling element include sphere ball or cylindrical body ball, and those skilled in the art can select suitably to roll according to actual needs Dynamic element, belongs to the protection scope of the application.In the specific use process, sliding block 2 is moved on track 1 by rolling element Dynamic, the foreign matters such as dust can enter the race way of rolling element in sliding block 2 via the sliding surface of track when sliding block 2 is mobile.

The foreign matters such as dust enter the race way of rolling element in sliding block 2 in order to prevent, and the dust-proof linear slide rail of the application is also Including elastomer device, it is equipped with the dust-proof path in multiple tracks labyrinth in elastomer device 4, can prevent foreign matter from entering the circulation of rolling element Area.In addition, the roller surface of elastomer device 4 and track 1 surrounds labyrinth dustproof construction, labyrinth dustproof construction for prevent foreign matter into Enter the race way of rolling element.

Fig. 4, Fig. 5 are the structural schematic diagram of dust-proof another embodiment of linear slide rail of the application, as shown in Fig. 4 and 5, linearly Dust-proof sliding rail labyrinth includes track 1, sliding block 2, rolling element 3, elastomer device 4 and dustproof cover 5, wherein dustproof cover 5 is installed In on the sliding surface of track 1, therefore, the shape of dustproof cover 5 should match with the shape of the sliding surface of track 1.

Dustproof cover 5 is installed on the sliding surface of track 1, can cover the screw mounting hole on sliding surface.Dustproof cover 5 and elasticity Body device 4 is inconsistent, i.e., dustproof cover 5 is wrapped up its inside by elastomer device 4, and elastomer device 4 and 5 contact position of dustproof cover can rise The function dust-proof to first road.In addition, the roller surface of elastomer device 4, dustproof cover 5 and track 1 surrounds the dust-proof knot in labyrinth jointly Structure, the race way that labyrinth dustproof construction is used to prevent foreign matter from entering rolling element.

When specifically used, sliding block 2 is moved on track 1 by rolling element, and the foreign matters such as dust can be mobile in sliding block 2 When enter in sliding block 2 via 5 upper surface of track sliding surface dustproof cover, and by 1 roller surface of elastomer device, dustproof cover and track 5 labyrinths formed, can effectively prevent the above-mentioned foreign matter into inside sliding block from entering the race way of rolling element.

The end face of sliding block 2 is equipped with end cap, and end cap is equipped with chip space, and chip space is for being discharged in the dustproof construction of labyrinth Foreign matter.When specifically used, the foreign matter in sliding block is discharged by the movement of sliding block via the chip space of the end cap at both ends, can be effective Ground solves the problems, such as the dust-proof of rolling element in linear slide rail, to improve the service life of linear slide rail.

Above-described the application embodiment does not constitute the restriction to the application protection scope.

Claims

1. a kind of dust-proof linear slide rail, which is characterized in that including track (1) and sliding block (2), wherein the sliding of the track (1) Face is equipped with screw mounting hole；

Rolling element (3) and the internal elastomer device for being equipped with the dust-proof path in multiple tracks labyrinth are installed in the sliding block (2) (4), wherein for fixing rolling element (3), the elastomer device is also used to and the track elastomer device (4) (1) roller surface surrounds labyrinth dustproof construction, the race way that the labyrinth dustproof construction is used to prevent foreign matter from entering rolling element.

2. dust-proof linear slide rail according to claim 1, which is characterized in that the track (1) is equipped with and the track (1) dustproof cover (5) that sliding surface shape matches, the dustproof cover (5) are described dust-proof for covering the screw mounting hole It covers (5) and the elastomer device is inconsistent；

The roller surface of the elastomer device (4), the dustproof cover (5) and the track (1) surrounds the dust-proof knot in labyrinth jointly Structure.

3. dust-proof linear slide rail according to claim 1 or 2, which is characterized in that the elastomer device (4) is by elastic material Material is made.

4. dust-proof linear slide rail according to claim 1 or 2, which is characterized in that the end face of the sliding block (2) is equipped with end Lid, the end cap are equipped with chip space, and the chip space is used for the foreign matter being discharged in the labyrinth dustproof construction.

5. dust-proof linear slide rail according to claim 1 or 2, which is characterized in that the rolling element (3) includes sphere rolling Pearl or cylindrical body ball.